Andrew Heuermann
Principal Engineer at C2FO
Camas, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolAndrew Heuermann is a Principal Engineer with 13 years of experience building reliable backend systems and improving engineering practices at C2FO since 2013. He combines hands-on development with architectural leadership, helping teams deliver scalable services in a finance-focused SaaS environment. A practical open-source contributor, he has improved the goqu SQL builder by adding upsert/insert-ignore support, fixing race conditions, and containerizing tests to boost testability and maintainability. His background spans insurance and sports-tech, giving him a strong appreciation for legacy system modernization and pragmatic, test-driven engineering. Based in Camas, WA, he pairs a multidisciplinary Computer Science, MIS, and Math education with a track record of turning subtle concurrency and testing issues into long-term quality wins.
13 years of coding experience
6 years of employment as a software developer
Bachelors of Science, Computer Science, Managmenet Information Systems, Mathematics, Bachelors of Science, Computer Science, Managmenet Information Systems, Mathematics at University of Nebraska at Omaha
Stackoverflow
2,607reputation
219kreached
6answers
5questions
javascript
top-5%
Github Skills (18)
testing10
databases10
go10
sql10
sql-builder10
database10
postgresql9
javascript9
ecmascript9
mysql8
dockers7
docker7
type-conversion6
android-viewpager6
dozer6
Programming languages (11)
Github contributions (5)
doug-martin/goqu
Oct 2015 - Nov 2016
SQL builder and query library for golang
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 releases, 16 commits, 9 PRs in 1 year 1 month
Contributions summary:Andrew contributed to the goqu SQL builder library by implementing and testing new features, including upsert/insert ignore support and database testing fixes. They added tests to address a race condition in the struct_map_cache. Additionally, the user modified the project's testing infrastructure by integrating tests within a Docker environment, thereby contributing to the project's testability and maintainability. These changes reflect a focus on enhancing the library's functionality and improving its testing processes.
querybuildersqlitedatabasepostgrespostgresql
aheuermann/playmix
Aug 2013 - Dec 2013
Contributions:116 commits in 3 months
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